With the start of the summer transfer window drawing ever closer, the clubs are constantly making moves behind the scenes.

Last year, Chelsea boss Jose Mourinho acted fast in the summer window and the 51-year-old has reaped the rewards this season. Arguably the most influential additions Cesc Fabregas and Diego Costa arrived at Stamford Bridge by mid-July but the Portuguese manager would've been drawing up plans months in advance. And the Special One has already bagged one signing.